The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 14, 2026

Filed:

Mar. 30, 2020
Applicant:

Actlight SA, Lausanne, CH;

Inventors:

Takahiro Hamasaki, Kanagawa, JP;

Koji Nagahiro, Kanagawa, JP;

Hiroyuki Ohri, Kanagawa, JP;

Satoe Miyata, Kanagawa, JP;

Takahiro Miura, Kanagawa, JP;

Hisao Yoshimura, Tokyo, JP;

Assignee:

ActLight SA, Lausanne, CH;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H10F 39/18 (2025.01); H10F 39/00 (2025.01);
U.S. Cl.
CPC ...
H10F 39/807 (2025.01); H10F 39/1865 (2025.01); H10F 39/8037 (2025.01); H10F 39/8057 (2025.01); H10F 39/811 (2025.01);
Abstract

A photodetector including a plurality of photoelectric conversion sections that is provided to a semiconductor substrate. The photoelectric conversion sections each include a first region of a first electrical conduction type that is provided on a first surface side of the semiconductor substrate, a second region of a second electrical conduction type that is provided on a second surface side of the semiconductor substrate opposite to the first surface, a third region of a third electrical conduction type that is provided in a region between the first region and the second region of the semiconductor substrate, a first electrode that is electrically coupled to the first region from the first surface side, and a second electrode that is electrically coupled to the second region from the second surface side. The third region absorbs incident light.


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